Frequencies for s2_1_c2_38 variable in prds_hosp10_yr2011 dataset :

 s2_1_c2_38 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      5,930       96.42       96.42
 01/31/2012 |          3        0.05       96.47
 02/29/2012 |          5        0.08       96.55
 03/08/2012 |          1        0.02       96.57
 03/31/2012 |         11        0.18       96.75
 04/30/2012 |         10        0.16       96.91
 06/21/2011 |          1        0.02       96.93
 06/30/2012 |         60        0.98       97.90
 07/31/2011 |          2        0.03       97.93
 07/31/2012 |          1        0.02       97.95
 08/31/2012 |          3        0.05       98.00
 09/29/2012 |          2        0.03       98.03
 09/30/2011 |         56        0.91       98.94
 10/31/2011 |          4        0.07       99.01
 11/30/2011 |          3        0.05       99.06
 12/31/2011 |         58        0.94      100.00
------------+-----------------------------------
      Total |      6,150      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018